Annual report pursuant to Section 13 and 15(d)

Accounting Policies (Detail Textuals)

v3.3.1.900
Accounting Policies (Detail Textuals) - USD ($)
 1 Months Ended 12 Months Ended
Nov. 03, 2014
Oct. 24, 2011
Sep. 27, 2015
Sep. 28, 2014
Oct. 03, 2010
Sep. 29, 2013
Accounting Policies [Line Items]            
Cash and cash equivalents     $ 683,000 $ 1,685,000   $ 882,000
Federal deposit insurance amount     250,000      
Allowance for doubtful accounts     8,000 8,000    
Bad debt expenses associated with uncollectable accounts     $ 5,000 $ 11,000    
Warranty period     15 months 15 months    
Warranty reserve     $ 28,000 $ 25,000    
Depreciation method     straight line method      
Estimated useful lives of the assets     three to seven years      
Revenue recognized for milestones     $ 0 0    
Customer advances and deposits     1,200,000      
Short term customer advance deposits for next twelve months     1,091,000 1,072,000    
Long term customer advance deposits after September 2015     65,000 982,000    
Contract loss reserves related to cost overruns     54,000 $ 11,000    
Loss on contract         $ 1,100,000  
Loss related to production         $ 800,000  
Litigation settlement, amount     850,000      
Federal government simplified acquisition threshold     750,000      
Valuation allowance     4,600,000      
Deferred tax asset reserve     539,000      
Deferred tax assets     $ 4,600,000      
Common stock, conversion price     $ 2.50      
Conversion rate market price current     $ 10.00      
Unamortized balance of intangible assets     $ 0      
Minimum            
Accounting Policies [Line Items]            
Product fixed delivery period     3 months      
Maximum            
Accounting Policies [Line Items]            
Product fixed delivery period     36 months      
Applied Optics Product Line            
Accounting Policies [Line Items]            
Identified intangible assets $ 342,200          
U.S. Government Agencies            
Accounting Policies [Line Items]            
Concentration risk, percentage     32.00%      
General Dynamics            
Accounting Policies [Line Items]            
Concentration risk, percentage     26.40%      
Net increase (decrease) inventory     $ (197,000)      
Amount of inventory used in support of shipments     890,000      
Increased reserves for slow moving and excess inventories     $ 247,000      
Term of inventory contract     5 years      
Contract amount in milestone event   $ 8,000,000        
Revenue Recognition, Milestone Method, Maximum Milestone Invoices   $ 3,900,000        
L-3 Communications            
Accounting Policies [Line Items]            
Concentration risk, percentage     14.10%      
L-3 Communications | Applied Optics Center            
Accounting Policies [Line Items]            
Net increase (decrease) inventory $ 940,000          
Finite-lived intangible asset, initial useful life less than one year          
Nightforce Optics, Inc.            
Accounting Policies [Line Items]            
Concentration risk, percentage     11.10%      
Other Contractors            
Accounting Policies [Line Items]            
Concentration risk, percentage     16.40%      
BAE Systems            
Accounting Policies [Line Items]            
Concentration risk, percentage     10.00%      
Series A            
Accounting Policies [Line Items]            
Antidilutive securities excluded from computation of earnings per share, amount     1,001 1,001    
Dividends, preferred stock     $ 6,400,000 $ 0    
Series B            
Accounting Policies [Line Items]            
Antidilutive securities excluded from computation of earnings per share, amount     994      
Dividends, preferred stock     $ 6,400,000 $ 0    
Stock Options            
Accounting Policies [Line Items]            
Antidilutive securities excluded from computation of earnings per share, amount     62,858 62,912    
Warrants            
Accounting Policies [Line Items]            
Antidilutive securities excluded from computation of earnings per share, amount     1,000 1,000